package com.example.spider.dianping;

import org.jsoup.Jsoup;
import org.jsoup.nodes.Document;

import java.io.*;
import java.util.Random;

/**
 * @date 19-10-9
 * @auther jackliang
 * @description TODO
 */
public class Testsss {
    public static String getRandomIp() {

        // ip范围
        int[][] range = { { 607649792, 608174079 },// 36.56.0.0-36.63.255.255
                { 1038614528, 1039007743 },// 61.232.0.0-61.237.255.255
                { 1783627776, 1784676351 },// 106.80.0.0-106.95.255.255
                { 2035023872, 2035154943 },// 121.76.0.0-121.77.255.255
                { 2078801920, 2079064063 },// 123.232.0.0-123.235.255.255
                { -1950089216, -1948778497 },// 139.196.0.0-139.215.255.255
                { -1425539072, -1425014785 },// 171.8.0.0-171.15.255.255
                { -1236271104, -1235419137 },// 182.80.0.0-182.92.255.255
                { -770113536, -768606209 },// 210.25.0.0-210.47.255.255
                { -569376768, -564133889 }, // 222.16.0.0-222.95.255.255
        };

        Random rdint = new Random();
        int index = rdint.nextInt(10);
        String ip = num2ip(range[index][0] + new Random().nextInt(range[index][1] - range[index][0]));
        return ip;
    }
    /*
     * 将十进制转换成ip地址
     */
    public static String num2ip(int ip) {
        int[] b = new int[4];
        String x = "";

        b[0] = (ip >> 24) & 0xff;
        b[1] = (ip >> 16) & 0xff;
        b[2] = (ip >> 8) & 0xff;
        b[3] = ip & 0xff;
        x = b[0] + "." + b[1] + "." + b[2] + "." + b[3];

        return x;
    }
    public static void main(String[] args) throws IOException {
//        File file = new File("/home/dianping/123/");
////        if(!file.exists()){
////            file.mkdir();
////        }
//
//        String parent = file.getParent();
//        System.out.println(parent);
//        File file1 = new File(parent);
////        file1.isDirectory();
////        file1.mkdirs();
////
////        File parentFile = file.getParentFile();
////        parentFile.mkdirs();
//
//        FileSystem aDefault = FileSystems.getDefault();
//        Iterable<Path> rootDirectories = aDefault.getRootDirectories();
//        rootDirectories.iterator().next();
//        Files
//        File.createTempFile("909090",".txt",file);
        Document document = Jsoup.connect("http://www.dianping.com/shop/58726451").get();
    }

}
